Searon Digital Vibration Hour Meter Wireless for all vibrating machine Motocross, Marine,Motorcycle,Snowmobil,ATV,Boat, Generators,Tractor, lawn mower... Digital wireless hour meter vibration activated for Motocross Marine Motorcycle Snowmobile ATV Boat Generator Tractor lawn mower Monitor maintenance intervals and eliminate guesswork on when to service your motorcycle Total Running Hours of Engine Read Up to 99,999.9 Hours with 0.1 Hour Resolution IP Rating: IP68. 1 Year warranty